Home / 2,395.86-3,306.14-1,401.08

Finding the Fourth Proportional to 2,395.86, 3,306.14 and 1,401.08

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Solution

The fourth proportional to 2,395.86, 3,306.14 and 1,401.08 is: 1,933.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.86 : 3,306.14 = 1,401.08 : x
  2. Step 2: Convert to fraction form
    2,395.86/3,306.14 = 1,401.08/x
  3. Step 3: Cross multiply
    2,395.86x = 3,306.14 × 1,401.08
  4. Step 4: Simplify right side
    2,395.86x = 4,632,148.35
  5. Step 5: Solve for x
    x = 4,632,148.35/2,395.86
  6. Step 6: Final answer
    x = 1,933.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.